Summary of Significant Accounting Policies (Tables)

9 Months Ended

Sep. 30, 2022

Summary of Significant Accounting Policies

Summary of anti-dilutive common stock equivalents excluded from the calculation of diluted net loss per share

	Three and Nine Months Ended September 30,
	2022	2021
Series X Preferred Stock	5,242,501	5,242,501
Stock options	2,237,948	1,334,399
Common stock warrants	1,530,176	1,530,380
	9,010,625	8,107,280

Summary of cash equivalents and restricted cash

The reconciliation of cash, cash equivalents and restricted cash reported within the applicable condensed consolidated balance sheet that sum to the total of the same such amount shown in the condensed consolidated statement of cash flows is as follows (in thousands):

	September 30,
	2022		2021
Cash and cash equivalents	$	45,972	$	131,777
Restricted cash		163		121
Total	$	46,135	$	131,898